Analysis of BTCUSD based on fib levels (from 2015 low), Gann fann (from 2015 low, then from 2017 high), and Weekly Moving averages (7 / 20 / 30 / 50 / 100).
We can see a convergence of the resistances (Pink zone) between these lines : Fib 0.786 retracement + 3/1 decending Gann + 1/2 ascending Gann + 100 Weekly SMA.
The Pink zone is somewhere between 4620 - 3990...